1 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
8 * config/i386/sol2-gas.h: New file.
9 * config.gcc (i[34567]86-*-solaris2*): Use it.
11 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
14 * c-typeck.c (ep_convert_and_check): New.
15 (build_conditional_expr): Use it.
16 (build_binary_op): Likewise.
18 2010-02-24 Jakub Jelinek <jakub@redhat.com>
20 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
23 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
25 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
26 expr needs to have DECL_NAME set.
28 2010-02-24 Nick Clifton <nickc@redhat.com>
30 * config/mep/mep.c: Include gimple.h.
31 (mep_function_uses_sp): Delete unused function.
32 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
33 parameters. Use unsigned integers to count args. Return a
34 NULL_RTX instead of an error_mark_node. Toidy up formatting.
36 2010-02-23 Jakub Jelinek <jakub@redhat.com>
39 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
40 greater or equal to nelt instead of 2 * nelt.
41 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
44 2010-02-23 Jason Merrill <jason@redhat.com>
47 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
48 in cfun->local_decls even if they have register types.
51 * stor-layout.c (place_field): Don't warn about unnecessary
52 DECL_PACKED if the type is packed.
54 2010-02-23 Jakub Jelinek <jakub@redhat.com>
57 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
58 GOTOFF relocs, even when the base reg isn't pic pointer.
60 2010-02-23 Michael Matz <matz@suse.de>
63 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
64 (expand_gimple_basic_block): Generate and use debug temps if there
65 are debug uses left after the last real use of TERed ssa names.
66 Unlink debug immediate uses when they are expanded.
68 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
71 * config/i386/i386.c (override_options): Reorganise to provide
72 better error messages.
74 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
77 * graphite-scop-detection.c (create_single_exit_edge): Move
78 the call to find_single_exit_edge to....
79 (create_sese_edges): ...here. Don't handle multiple edges
81 (build_graphite_scops): Don't handle multiple edges
84 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
87 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
88 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
90 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
93 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
95 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
98 * c-typeck.c (convert_arguments): Print declaration location.
99 * c-common.c (validate_nargs): Rename as
100 builtin_function_validate_nargs.
101 (check_builtin_function_arguments): Update.
103 2010-02-22 Richard Guenther <rguenther@suse.de>
106 * tree-inline.c (declare_return_variable): Use the type of
107 the call stmt lhs if available.
109 2010-02-22 Duncan Sands <baldrick@free.fr>
111 * passes.c (register_pass): Always consider all pass lists when
112 ref_pass_instance_number is zero.
114 2010-02-22 Richard Guenther <rguenther@suse.de>
116 PR tree-optimization/42749
117 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
118 parameter. Do arithmetic in the original type.
119 (update_accumulator_with_ops): Likewise.
120 (adjust_accumulator_values): Adjust.
122 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
124 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
125 (QI to BLKmode splitter): New splitter.
127 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
129 * config/i386/i386.c (initial_ix86_tune_features): Turn on
130 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
132 2010-02-22 Richard Guenther <rguenther@suse.de>
134 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
136 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
138 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
139 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
140 ($(T)crti.o, $(T)crtn.o): Remove rules.
142 2010-02-21 Tobias Burnus <burnus@net-b.de>
145 * doc/invoke.texi (-fassociative-math): Document that this
146 option is automatically enabled for Fortran.
148 2010-02-20 David S. Miller <davem@davemloft.net>
150 * configure.ac: Test if linker and assembler properly support
151 GOTDATA_OP relocations.
152 * configure: Rebuild.
153 * config.in: Likewise.
154 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
155 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
156 (movsi_high_pic): Likewise.
157 (movdi_lo_sum_pic): Likewise.
158 (movdi_high_pic): Likewise.
159 (movsi_pic_gotdata_op): New pattern.
160 (movdi_pic_gotdata_op): Likewise.
161 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
162 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
164 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
167 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
169 (xop_mulv2div2di3_high): Ditto.
171 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
174 * c.opt (Wconversion-null): New option.
175 * doc/invoke.texi (Wconversion-null): Document.
177 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
179 * common.opt (Wlarger-than-): Add Undocumented.
181 2010-02-19 Mike Stump <mikestump@comcast.net>
183 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
185 2010-02-19 Jason Merrill <jason@redhat.com>
188 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
189 * configure: Likewise.
191 2010-02-20 Alan Modra <amodra@gmail.com>
194 * cgraph.h (cgraph_make_decl_local): Declare.
195 * cgraph.c (cgraph_make_decl_local): New function.
196 (cgraph_make_node_local): Use it.
197 * cgraphunit.c (cgraph_function_versioning): Likewise.
198 * ipa.c (function_and_variable_visibility): Likewise.
200 2010-02-19 Jakub Jelinek <jakub@redhat.com>
203 * except.c (sjlj_emit_function_enter): Don't call
204 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
206 * rtl.h (add_reg_br_prob_note): Remove prototype.
208 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
211 * c-common.c (conversion_warning): Remove widening conversions
212 before checking the conversion of integers to reals.
214 2010-02-19 Mike Stump <mikestump@comcast.net>
217 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
220 * cgraphunit.c (process_function_and_variable_attributes): Check
221 DECL_PRESERVE_P instead of looking up attribute "used".
222 * ipa-pure-const.c (check_decl): Likewise.
223 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
224 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
225 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
226 instead of attribute "used".
227 * config/sol2-c.c (solaris_pragma_init): Likewise.
228 (solaris_pragma_fini): Likewise.
230 2010-02-19 Jakub Jelinek <jakub@redhat.com>
232 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
233 Use XCNEW instead of xcalloc.
234 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
235 XNEW instead of xmalloc.
236 (get_fields): Use XNEWVEC instead of xmalloc.
239 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
241 (create_new_general_access): For debug stmts just reset value.
242 (get_stmt_accesses): For accesses within debug stmts just record them
243 using add_access_to_acc_sites instead of preventing the peeling or
244 counting them as accesses.
247 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
249 2010-02-19 Richard Guenther <rguenther@suse.de>
251 PR tree-optimization/42916
252 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
255 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
257 * configure.ac: Replace all uses of changequote in macro arguments
260 2010-02-19 Jakub Jelinek <jakub@redhat.com>
263 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
265 2010-02-19 Richard Guenther <rguenther@suse.de>
267 PR tree-optimization/42944
268 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
269 test for aliasing with errno.
271 2010-02-19 Jakub Jelinek <jakub@redhat.com>
274 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
275 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
276 * dojump.c: Include output.h.
277 (inv): New inline function.
278 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
279 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
280 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
281 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
282 argument, pass it down to other calls.
283 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
284 add REG_BR_PROB note to the conditional jump.
285 * cfgexpand.c (add_reg_br_prob_note): Removed.
286 (expand_gimple_cond): Don't call it, add the probability
287 as last argument to jumpif_1/jumpifnot_1.
288 * Makefile.in (dojump.o): Depend on output.h.
289 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
291 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
292 * stmt.c (do_jump_if_equal): Likewise.
293 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
294 * loop-unswitch.c (compare_and_jump_seq): Likewise.
295 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
297 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
298 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
300 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
302 (store_expr): Adjust jumpifnot caller.
303 (store_constructor): Adjust jumpif caller.
306 * gimplify.c (gimple_boolify): For __builtin_expect call
307 gimple_boolify also on its first argument.
309 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
311 * configure.ac (gnu-unique-object): Wrap regexps using [] in
313 (__stack_chk_fail): Ditto. Remove quadrigraphs.
314 * configure: Regenerated.
316 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
318 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
319 lang_hooks.types_compatible_p instead of comptypes.
321 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
323 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
324 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
325 if __prefer_thumb__ is defined.
327 2010-02-18 Martin Jambor <mjambor@suse.cz>
329 PR tree-optimization/43066
330 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
331 array with zero-sized element type.
333 2010-02-18 Jakub Jelinek <jakub@redhat.com>
335 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
336 rtx, allocate struct var_loc_node here and return it to the
337 caller, and only if it is actually needed.
338 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
339 move it earlier and return immediately if it returns NULL.
341 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
343 * config/sparc/gas.h: New file. Restore
344 TARGET_ASM_NAMED_SECTION to its ELF default.
345 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
347 * config/sparc/sparc.c (sparc_elf_asm_named_section):
348 Likewise. Add ATTRIBUTE_UNUSED to prototype.
349 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
352 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
354 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
356 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
358 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
359 patterns from predicated pattern.
361 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
364 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
365 for insn mnemonic suffix.
367 2010-02-17 Richard Guenther <rguenther@suse.de>
369 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
372 2010-02-17 Jakub Jelinek <jakub@redhat.com>
375 * caller-save.c (save_call_clobbered_regs): If BB ends with
376 a DEBUG_INSN, move any notes in between last real insn and the last
377 DEBUG_INSN after the last DEBUG_INSN.
379 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
381 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
382 Fix return type. Fix argument type. Explain meaning of return value.
384 2010-02-16 Richard Guenther <rguenther@suse.de>
386 PR tree-optimization/41043
387 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
388 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
390 (vrp_visit_phi_node): ... but only for loop PHI nodes.
392 2010-02-16 Ira Rosen <irar@il.ibm.com>
394 PR tree-optimization/43074
395 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
396 * tree-vect-loop.c (vect_analyze_loop_operations): Add
397 vectorizable cycles in hybrid SLP check.
398 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
400 2010-02-16 Richard Guenther <rguenther@suse.de>
402 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
403 (true_dependence): If memrefs_conflict_p computes must-alias
404 trust it. Move TBAA check after offset-based disambiguation.
405 (canon_true_dependence): Likewise.
407 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
409 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
410 * doc/invoke.texi: Document it.
411 * var-tracking.c: Include toplev.h and params.h.
412 (vt_find_locations): Return bool indicating success. Compute
413 hash sizes unconditionally. Check new parameter, report.
414 (variable_tracking_main_1): Check vt_find_locations results and
415 retry. Renamed from...
416 (variable_tracking_main): ... this. New wrapper to preserve
417 flag_var_tracking_assignments.
418 * Makefile.in (var-tracking.o): Adjust dependencies.
420 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
421 Jakub Jelinek <jakub@redhat.com>
424 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
425 if weak_import attribute is present.
426 * config/darwin.c (machopic_select_section): Likewise.
428 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
430 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
431 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
432 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
433 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
435 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
437 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
440 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
441 Rewrite text to refer to the names.
443 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
445 * config/i386/i386-builtin-types.def
446 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
447 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
448 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
449 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
450 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
451 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
452 IX86_BUILTIN_VPERMIL2PS256.
453 (MULTI_ARG_4_DF2_DI_I): Defined.
454 (MULTI_ARG_4_DF2_DI_I1): Defined.
455 (MULTI_ARG_4_SF2_SI_I): Defined.
456 (MULTI_ARG_4_SF2_SI_I1): Defined.
457 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
458 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
459 __builtin_ia32_vpermil2ps256.
460 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
461 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
462 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
463 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
464 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
465 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
466 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
467 CODE_FOR_xop_vpermil2v8sf3.
468 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
469 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
470 * config/i386/xopintrin.h (_mm_permute2_pd): New.
471 (_mm256_permute2_pd): New.
472 (_mm_permute2_ps): New.
473 (_mm256_permute2_ps): New.
475 2010-02-15 Nick Clifton <nickc@redhat.com>
477 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
478 boolean parameters. Use emit_jump_insn when emitting a pop
479 instruction containing a return insn.
480 (push): Use 'true' rather than '1' as second parameter to F.
481 (h8300_expand_prologue): Likewise.
482 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
483 (h8300_expand_epilogue): Likewise.
485 2010-02-15 Richard Guenther <rguenther@suse.de>
488 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
491 2010-02-15 Nick Clifton <nickc@redhat.com>
493 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
496 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
498 * intl.c (fake_ngettext): New function.
499 * intl.h (fake_ngettext): Declare.
500 (ngettext): Define macro.
501 * collect2.c (notice_translated): New function.
502 (main): Use notice_translated and ngettext.
503 * collect2.h (notice_translated): Declare.
505 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
507 * reorg.c (delete_computation): Comment fixes.
508 * caller-save.c (setup_save_areas): Idem.
509 * sel-sched-dump.c (dump_lv_set): Idem.
512 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
514 * config/s390/s390.c (s390_sched_init): New function.
515 (TARGET_SCHED_INIT): Target hook defined.
517 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
518 Jack Howarth <howarth@bromo.med.uc.edu>
519 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
522 Partial revert of unintended change in fix for PR41605.
523 * config/darwin.h: Fix typo.
524 * config/darwin9.h: Same.
526 2010-02-11 Jakub Jelinek <jakub@redhat.com>
528 * c-pch.c (pch_init): Clear v.
530 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
533 * graphite-scop-detection.c (graphite_can_represent_scev): Call
534 graphite_can_represent_init for MULT_EXPR.
536 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
540 * graphite-sese-to-poly.c (remove_phi): New.
541 (translate_scalar_reduction_to_array): Call remove_phi.
543 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
546 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
547 * graphite-clast-to-gimple.h (gloog): Update declaration.
548 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
549 * graphite-poly.h (struct poly_bb): Add missing comments.
550 (struct scop): Add poly_scop_p field.
552 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
553 * graphite.c (graphite_transform_loops): Build the polyhedral
554 representation for each scop before code generation.
555 * sese.c (rename_variables_in_operand): Removed.
556 (rename_variables_in_expr): Return the renamed expression.
557 (rename_sese_parameters): New.
558 * sese.h (rename_sese_parameters): Declared.
560 2010-02-11 Richard Guenther <rguenther@suse.de>
562 PR tree-optimization/42998
563 * tree-ssa-pre.c (create_expression_by_pieces): Treat
564 POINTER_PLUS_EXPR properly.
566 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
567 Changpeng Fang <changpeng.fang@amd.com>
570 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
571 the cost of an IV candidate when the IV is used in a test against zero.
573 * gcc.dg/tree-ssa/ivopts-3.c: New.
575 2010-02-11 Richard Guenther <rguenther@suse.de>
578 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
579 pointer-vs-decl case by swapping refs. Handle some cases
580 of pointer-vs-decl disambiguations more conservatively.
581 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
582 to false after expanding.
584 2010-02-11 Richard Guenther <rguenther@suse.de>
587 * gcc.c (process_command): Handle LTO file@offset case more
590 2010-02-11 Jakub Jelinek <jakub@redhat.com>
592 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
593 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
595 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
597 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
598 if MEM's mode size isn't DWARF2_ADDR_SIZE.
599 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
600 Optimize eq/ne comparisons when both arguments are known to be
602 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
603 Don't mask operands unnecessarily if they are known to be already
606 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
608 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
611 2010-02-10 Richard Guenther <rguenther@suse.de>
613 PR tree-optimization/43017
614 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
615 for wrapping signed arithmetic.
617 2010-02-10 Jakub Jelinek <jakub@redhat.com>
620 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
621 if no debug info should be emitted for it.
623 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
625 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
626 note when flag_exceptions is set.
628 2010-02-10 Duncan Sands <baldrick@free.fr>
630 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
632 2010-02-10 Richard Guenther <rguenther@suse.de>
635 * tree.c (get_unwidened): Handle constants.
636 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
638 2010-02-10 Martin Jambor <mjambor@suse.cz>
641 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
642 check for variable argument counts independently.
644 2010-02-10 Christian Bruel <christian.bruel@st.com>
647 * config/sh/sh.c (find_barrier): Increase length for non delayed
648 conditional branches.
650 2010-02-10 Christian Bruel <christian.bruel@st.com>
652 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
654 2010-02-10 Jakub Jelinek <jakub@redhat.com>
656 * builtins.c (set_builtin_user_assembler_name): Also handle
657 ffs if int is smaller than word.
659 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
662 * ira-conflicts.c (get_dup): Remove.
663 (process_reg_shuffles): Add new parameter. Use it as an
664 additional guard for copy generation.
665 (add_insn_allocno_copies): Rewrite.
667 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
669 * common.opt (fsched2-use-traces): Preserved for backward
671 * doc/invoke.texi: Remove the documentation about option
673 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
674 flag_sched2_use_traces.
675 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
676 the backward compatibility flag section.
678 2010-02-09 Richard Guenther <rguenther@suse.de>
680 PR tree-optimization/43008
681 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
682 make HEAP variables initialized from global memory if they
683 are not known builtin functions.
684 (find_func_aliases): Adjust.
686 2010-02-09 Richard Guenther <rguenther@suse.de>
688 PR tree-optimization/43000
689 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
692 2010-02-08 Jakub Jelinek <jakub@redhat.com>
694 PR tree-optimization/42931
695 * tree-loop-linear.c (try_interchange_loops): Don't call
696 double_int_mul if estimated_loop_iterations failed.
698 2010-02-08 Martin Jambor <mjambor@suse.cz>
701 * tree-sra.c (build_accesses_from_assign): Do not mark in
702 should_scalarize_away_bitmap if stmt has volatile ops.
703 (sra_modify_assign): Do not process assigns piecemeal if if stmt
706 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
708 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
710 2010-02-07 Adam Nemet <adambnmet@gmail.com>
712 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
715 2010-02-07 Andrew Pinski <pinskia@gmail.com>
718 * df-core.c (df_finish_pass): Change type of saved_flags to int.
720 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
723 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
724 to unknown_dependence.
725 (graphite_legal_transform_dr): Handle the unknown_dependence.
726 (graphite_carried_dependence_level_k): Same.
728 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
730 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
732 2010-02-07 Richard Guenther <rguenther@suse.de>
735 * expr.c (get_inner_reference): Always initialize *pbitsize.
737 2010-02-07 Richard Guenther <rguenther@suse.de>
740 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
741 new ARRAY_REFs on variable size element or minimal index arrays.
743 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
744 gimple_fold_indirect_ref.
746 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
749 * arm.c (arm_override_options): Just return if the user has specified
752 2010-02-03 Jason Merrill <jason@redhat.com>
755 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
756 i386_pe_maybe_record_exported_symbol.
758 2010-02-05 Steve Ellcey <sje@cup.hp.com>
761 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
762 (pa_delegitimize_address): New function.
764 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
766 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
767 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
769 2010-02-05 Richard Guenther <rguenther@suse.de>
772 * lto-streamer-in.c (get_resolution): Deal with references
773 to undefined functions.
775 2010-02-05 Richard Guenther <rguenther@suse.de>
777 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
778 (fold_const_aggregate_ref): Likewise.
779 (ccp_fold_stmt): Substitute loads.
780 (maybe_fold_reference): Verify types before substituting.
782 (fold_gimple_assign): Unshare properly.
783 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
785 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
787 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
788 for rs6000_gen_cell_microcode.
790 2010-02-04 Richard Guenther <rguenther@suse.de>
792 PR rtl-optimization/42952
793 * dse.c (const_or_frame_p): Remove MEM handling.
795 2010-02-04 Nick Clifton <nickc@redhat.com>
797 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
798 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
799 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
800 (mn10300_asm_output_mi_thunk): New function.
801 (mn10300_can_output_mu_thunk): New function.
802 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
803 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
804 (FUNCTION_ARG): Delete incorrect comment.
806 2010-02-03 Jason Merrill <jason@redhat.com>
809 * fold-const.c (operand_equal_p): Handle erroneous types.
811 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
813 * config/h8300/h8300.md (can_delay): Fix attibute condition.
815 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
817 PR rtl-optimization/42941
818 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
821 2010-02-03 Jason Merrill <jason@redhat.com>
824 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
826 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
829 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
831 (cselib_reset_table): Renamed from...
832 (cselib_reset_table_with_next_value): ... this.
833 (cselib_get_next_uid): Renamed from...
834 (cselib_get_next_unknown_value): ... this.
835 * cselib.c (next_uid): Renamed from...
836 (next_unknown_value): ... this.
837 (cselib_clear_table): Adjust.
838 (cselib_reset_table): Adjust. Renamed from...
839 (cselib_reset_table_with_next_value): ... this.
840 (cselib_get_next_uid): Adjust. Renamed from...
841 (cselib_get_next_unknown_value): ... this.
842 (get_value_hash): Use hash.
843 (cselib_hash_rtx): Likewise.
844 (new_cselib_val): Adjust. Set and dump uid.
845 (cselib_lookup_mem): Pass next_uid as hash.
846 (cselib_subst_to_values): Likewise.
847 (cselib_log_lookup): Dump uid.
848 (cselib_lookup): Pass next_uid as hash. Adjust.
849 (cselib_process_insn): Adjust.
850 (cselib_init): Initialize next_uid.
851 (cselib_finish): Adjust.
852 (dump_cselib_table): Likewise.
853 * dse.c (canon_address): Dump value uid.
854 * print-rtl.c (print_rtx): Print value uid.
855 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
857 (dv_uid): New function, sort of renamed from...
858 (dv_htab_hash): ... this, reimplemented in terms of it and...
859 (dv_uid2hash): ... this. New.
860 (variable_htab_eq): Drop excess assertions.
861 (tie_break_pointers): Removed.
862 (canon_value_cmp): Compare uids.
863 (variable_post_merge_New_vals): Print uids.
864 (vt_add_function_parameters): Adjust.
865 (vt_initialize): Reset table. Adjust.
867 2010-02-03 Richard Guenther <rguenther@suse.de>
869 PR tree-optimization/42944
870 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
871 (call_may_clobber_ref_p_1): Likewise. Properly handle
872 malloc and calloc clobbering errno.
874 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
876 * doc/invoke.texi: Fix name of sched1 dump.
878 * opts.c (decode_options): Set flag_tree_switch_conversion
879 only conditionally on optimize >= 2.
881 * gcse.c: Assorted comment fixes in pass description.
883 2010-02-03 Anthony Green <green@moxielogic.com>
885 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
886 nop padding in order to maintain alignment of storage location of
887 target function address.
888 (moxie_trampoline_init): Store target function address at newly
890 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
892 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
894 2010-02-03 Richard Guenther <rguenther@suse.de>
897 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
899 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
901 * config.gcc: Reenable check for obsolete targets.
902 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
903 mips-sgi-irix6.[0-4]*.
905 2010-02-02 Nick Clifton <nickc@redhat.com>
907 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
908 constant size of 4 as being the same as 0.
909 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
910 can take values in the range 0..4.
912 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
915 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
916 as _darwin10_Unwind_FindEnclosingFunction().
917 * libgcc-libsystem.ver: New.
919 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
922 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
923 implicitly set registers.
925 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
927 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
928 (arm_override_options): Allow automatic selection of the thread
929 pointer register if thumb2.
930 (legitimize_pic_address): Improve code sequences for Thumb2.
931 (arm_call_tls_get_addr): Likewise.
932 (legitimize_tls_address): Likewise.
933 * arm.md (pic_load_addr_arm): Delete. Replace with ...
934 (pic_load_addr_32bit): ... this. New named pattern.
935 * thumb2.md (pic_load_addr_thumb2): Delete.
936 (pic_load_dot_plus_four): Delete.
937 (tls_load_dot_plus_four): New named pattern.
939 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
942 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
943 Document fix for TLS bug.
945 2010-01-31 Richard Guenther <rguenther@suse.de>
947 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
948 conservatively correct.
950 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
954 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
956 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
958 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
960 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
962 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
964 * config.gcc: Adjust order of makefile fragments for mingw targets.
966 2010-01-31 Richard Guenther <rguenther@suse.de>
969 * gimplify.c (gimplify_init_constructor): For volatile LHS
970 initialize a temporary.
972 2010-01-31 Matthias Klose <doko@ubuntu.com>
974 * configure.ac: Fix __stack_chk_fail check for cross builds configured
976 * configure: Regenerate.
978 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
980 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
981 the same alias set and their sizes different constantness.
982 (aliasing_component_refs_p): Revert 2009-10-24 change.
984 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
986 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
989 2010-01-29 Richard Guenther <rguenther@suse.de>
991 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
992 Assert we successfully updated the call.
994 2010-01-29 Jakub Jelinek <jakub@redhat.com>
996 PR rtl-optimization/42889
997 * df.h (df_set_bb_dirty_nonlr): New prototype.
998 * df-core.c (df_set_bb_dirty_nonlr): New function.
999 * df-scan.c (df_insn_rescan): Call it instead of
1000 df_set_bb_dirty for DEBUG_INSNs.
1002 2010-01-29 Richard Guenther <rguenther@suse.de>
1005 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1006 quadratic behavior in most cases.
1008 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1011 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1012 in the call to gen_x86_movsicc_0_m1.
1014 2010-01-28 Richard Guenther <rguenther@suse.de>
1016 PR tree-optimization/42871
1017 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1019 2010-01-28 Richard Guenther <rguenther@suse.de>
1021 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1022 into call arguments.
1024 2010-01-28 Richard Guenther <rguenther@suse.de>
1027 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1028 the forwarder if the destination is an EH landing pad.
1030 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1032 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1033 block list passed to gimple_duplicate_sese_tail.
1034 (parallelize_loops): Avoid parallelization when the function
1036 Avoid parallelization when the preheader is IRREDUCIBLE.
1037 Try to optimize when estimated_loop_iterations_int is unresolved.
1038 Add the loop's location to the dump file.
1039 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1040 (gimple_duplicate_sese_tail): Remove the check for the latch.
1041 Redirect nexits to the exit block.
1042 Remove handling of the incoming edges to the latch.
1043 Redirect the backedge from the copied latch to the exit bb.
1045 2010-01-28 Michael Matz <matz@suse.de>
1048 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1049 Wrap force_reg into a sequence, emit it before user.
1051 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1053 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1055 (arm_legacy_rev): Likewise.
1056 (thumb_legacy_rev): Likewise.
1058 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1060 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1061 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1062 on MEM's address failed, try avoid_constant_pool_reference and
1063 recurse if it returned something different.
1064 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1065 address, try avoid_constant_pool_reference and recurse if it
1066 returned something different.
1067 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1068 address and avoid_constant_pool_reference returned something
1069 different, don't set have_address.
1071 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1074 * var-tracking.c (val_store): Add modified argument, obey it.
1076 (count_uses): Move down logging of main.
1077 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1078 don't need resolution.
1079 (emit_notes_in_bb): Likewise.
1081 2010-01-27 Richard Guenther <rguenther@suse.de>
1084 * tree-inline.c (remap_decl): Delay remapping of SSA name
1085 default definitions until we need them.
1087 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1089 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1090 (rs6000_delegitimize_address): New function.
1092 * config/s390/s390.c (s390_delegitimize_address): Call
1093 delegitimize_mem_from_attrs.
1096 * tree-inline.c (cannot_copy_type_1): Removed.
1097 (copy_forbidden): Don't forbid copying of functions containing
1098 records/unions with variable length fields.
1100 2010-01-27 Christian Bruel <christian.bruel@st.com>
1104 * config/sh/sh.c (find_barrier): Increase length for non delayed
1105 conditional branches.
1107 2010-01-27 Matthias Klose <doko@ubuntu.com>
1109 * configure.ac (gnu-unique-object): Fix ldd version check.
1110 * configure: Regenerate.
1112 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1114 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1116 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1117 Test for HAVE_GNU_AS value.
1119 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1121 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1122 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1123 INT64_TYPE): Define.
1124 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1125 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1126 INT_LEAST64_TYPE): Define.
1127 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1128 UINT_LEAST64_TYPE): Define.
1129 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1130 INT_FAST64_TYPE): Define.
1131 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1132 UINT_FAST64_TYPE): Define.
1133 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1134 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1135 (SIG_ATOMIC_TYPE): Define.
1137 2010-01-26 Richard Guenther <rguenther@suse.de>
1139 * df-scan.c (df_scan_set_bb_info): Remove assert.
1140 (df_insn_rescan_debug_internal): Merge asserts.
1141 (df_install_ref): Likewise.
1142 (df_mark_reg): Use bitmap_set_range.
1143 (df_hard_reg_used_p): Remove assert.
1144 (df_hard_reg_used_count): Likewise.
1146 2010-01-26 Richard Guenther <rguenther@suse.de>
1148 PR rtl-optimization/42685
1149 * web.c (web_main): Ignore DEBUG_INSNs.
1151 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1153 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1155 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1156 Fix types of fndecl and arglist parameters.
1158 2010-01-26 Richard Guenther <rguenther@suse.de>
1161 * tree-eh.c (unsplit_eh): Skip debug insns.
1163 2010-01-26 Richard Guenther <rguenther@suse.de>
1165 PR tree-optimization/42250
1166 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1168 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1171 * omp-low.c (expand_omp_sections): Only use single_pred if
1172 l2_bb is single_pred_p.
1174 2010-01-25 Christian Bruel <christian.bruel@st.com>
1177 * config/sh/sh.c (find_barrier): Increase length for non delayed
1178 conditional branches.
1179 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1181 2010-01-24 David S. Miller <davem@davemloft.net>
1183 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1184 define if not using GAS.
1185 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1186 Likewise. Delete SECTION_MERGE code, which is only applicable
1189 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1192 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1193 mangling of va_list in system headers.
1195 2010-01-23 Toon Moene <toon@moene.org>
1197 * tree-predcom.c (combine_chains): Return NULL, not false.
1199 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1201 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1202 initialization of variable res to agree with return type.
1204 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1206 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1207 * tree-sra.c: Add include of expr.h.
1209 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1211 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1212 insert the debug stmt on the single non-EH edge from the stmt.
1214 2010-01-22 Richard Henderson <rth@redhat.com>
1217 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1218 the RHS until after generate_subtree_copies has insertted its
1219 code before the current statement.
1221 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1223 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1225 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1227 2010-01-21 Martin Jambor <mjambor@suse.cz>
1229 PR tree-optimization/42585
1230 * tree-sra.c (struct access): New field grp_total_scalarization.
1231 (dump_access): Dump the new field.
1232 (should_scalarize_away_bitmap): New variable.
1233 (cannot_scalarize_away_bitmap): Likewise.
1234 (sra_initialize): Allocate new bitmaps.
1235 (sra_deinitialize): Free new bitmaps.
1236 (create_access_1): New function.
1237 (create_access): Parts moved to create_access_1.
1238 (type_consists_of_records_p): New function.
1239 (completely_scalarize_record): Likewise.
1240 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1241 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1242 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1244 (analyze_all_variable_accesses): Completely scalarize small eligible
1247 2010-01-21 Martin Jambor <mjambor@suse.cz>
1249 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1251 2010-01-21 Andrew Haley <aph@redhat.com>
1253 * gcc.c (process_command): Move lang_specific_driver before
1254 setting cc_libexec_prefix.
1256 2010-01-21 Richard Guenther <rguenther@suse.de>
1259 * fold-const.c (negate_expr_p): Pretend only negative
1260 real constants are easily negatable.
1262 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1263 Jason Merrill <jason@redhat.com>
1265 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1266 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1267 * calls.c (initialize argument_information): Handle it.
1268 * c-common.c (handle_transparent_union_attribute): Use new name.
1269 * c-decl.c (finish_struct): Ditto.
1270 * c-typeck.c (type_lists_compatible_p): Ditto.
1271 (convert_for_assignment): Use new name and also handle record.
1272 * function.c (aggregate_value_p): Handle it.
1273 (pass_by_reference): Ditto.
1274 (assign_parm_data_types): Ditto.
1275 * print-tree.c (print_node): Ditto.
1276 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1277 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1278 * tree.c (first_field): New fn.
1280 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1283 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1284 even when linking statically, for now.
1286 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1289 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1290 without a cselib val.
1291 (count_uses): Accept MO_VAL_SET with no val on stores.
1292 (add_stores): Likewise.
1294 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1296 * var-tracking.c (check_value_val): Add a compile time assertion.
1297 (dv_is_decl_p): Simplify.
1298 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1299 gcc_assert if ENABLE_CHECKING.
1301 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1304 * var-tracking.c: Include tree-flow.h.
1305 (mem_dies_at_call): New.
1306 (dataflow_set_preserve_mem_locs): Use it.
1307 (dataflow_set_remove_mem_locs): Likewise.
1308 (dump_var): Renamed from dump_variable. Adjust all callers.
1309 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1310 * Makefile.in (var-tracking.o): Adjust deps.
1312 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1314 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1316 2010-01-20 Richard Guenther <rguenther@suse.de>
1318 PR tree-optimization/42717
1319 * tree-ssa-dce.c (get_live_post_dom): Remove.
1320 (forward_edge_to_pdom): Take an arbitrary edge to copy
1321 degenerate PHI args from.
1322 (remove_dead_stmt): Use the first post-dominator even if it
1323 does not contain live statements as redirection destination.
1325 2010-01-20 Richard Guenther <rguenther@suse.de>
1327 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1329 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1331 * sel-sched.c (create_speculation_check): Remove set but not used
1333 (try_transformation_cache): Remove set but not used variable ds.
1334 (calculate_privileged_insns): Remove set but not used variables
1335 cur_insn and min_spec_insn.
1336 (find_best_expr): Remove set but not used variable avail_n.
1337 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1339 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1341 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1342 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1345 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1348 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1349 cpu types. Add support for *-sse3 cpu types.
1350 (x86_64-*-*): Ditto.
1352 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1355 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1356 argument, call initializer_constant_valid_p_1 instead of
1357 initializer_constant_valid_p, pass CACHE to it, return NULL
1358 immediately if first call returns NULL.
1359 (initializer_constant_valid_p_1): New function.
1360 (initializer_constant_valid_p): Use it.
1362 2010-01-20 Thomas Quinot <quinot@adacore.com>
1364 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1366 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1368 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1369 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1370 (loc_list_from_tree): Don't handle unsigned division. Handle
1371 signed modulo using DW_OP_{over,over,div,mul,minus}.
1372 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1373 modulo instead of signed.
1375 2010-01-20 DJ Delorie <dj@redhat.com>
1377 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1379 (h8300_emit_stack_adjustment): Propogate it.
1381 (h8300_expand_prologue): Likewise.
1382 (h8300_expand_epilogue): Likewise.
1384 2010-01-19 Michael Matz <matz@suse.de>
1386 PR tree-optimization/41783
1387 * tree-data-ref.c (toplevel): Include flags.h.
1388 (dump_data_dependence_relation): Also dump the inputs if the
1389 result will be unknown.
1390 (split_constant_offset_1): Look through some conversions.
1391 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1392 the offset from last element is too large.
1393 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1394 (reassociate_to_the_same_stmt): Handle vector registers.
1395 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1397 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1398 wide_prolog_niters argument, emit widening instructions.
1399 (vect_do_peeling_for_alignment): Adjust caller, use widened
1400 variant of the iteration cound.
1401 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1403 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1406 * config/arm/neon-testgen.m (emit_automatics): New parameter
1407 features. Adjust for Fixed_return_reg feature.
1408 (test_intrinsic): Call emit_automatics with new feature.
1409 * config/arm/neon.ml: Update copyright years.
1410 (features): New Fixed_return_reg feature.
1411 (ops): Update feature for Vget_low.
1413 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1415 PR tree-optimization/42719
1416 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1420 * fwprop.c (all_uses_available_at): Return false if def_set dest
1421 is a REG that is used in def_insn.
1423 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1425 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1427 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1430 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1432 * target.h (struct gcc_target) <secondary_reload>: Change type
1433 of last argument to secondary_reload_info *.
1435 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1438 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1439 memory references with unaligned offsets. Remove CQImode handling.
1440 (unaligned_memory_operand): Return 1 for memory references with
1441 unaligned offsets. Remove CQImode handling.
1443 2010-01-18 Richard Guenther <rguenther@suse.de>
1446 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1449 2010-01-18 Richard Guenther <rguenther@suse.de>
1451 PR tree-optimization/42781
1452 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1453 restrict processing only if the original variable was artificial.
1455 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1457 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1458 find number of popped argument bytes.
1460 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1461 Fix the text that describes the return value for invalid insns.
1463 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1465 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1466 Clarify what 'cost of the -dependence' is. Fix quoting.
1468 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1469 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1471 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1473 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1474 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1476 2010-01-17 Richard Guenther <rguenther@suse.de>
1479 * function.c (split_complex_args): Take a VEC to modify.
1480 (assign_parms_augmented_arg_list): Build a VEC instead of
1481 a chain of PARM_DECLs.
1482 (assign_parms_unsplit_complex): Take a VEC of arguments.
1483 Do not fixup unmodified parms.
1484 (assign_parms): Deal with the VEC.
1485 (gimplify_parameters): Likewise.
1487 2010-01-17 Richard Guenther <rguenther@suse.de>
1489 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1490 node existence check.
1491 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1492 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1493 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1494 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1495 (gimple_execute_on_growing_pred): Likewise.
1497 2010-01-17 Richard Guenther <rguenther@suse.de>
1499 PR tree-optimization/42773
1500 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1501 (compute_antic_aux): Likewise.
1502 (compute_partial_antic_aux): Likewise.
1504 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1507 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1510 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1512 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1515 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1516 Fix markup for strict argument.
1518 (TARGET_SCHED_REORDER2): Fix argument types.
1520 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1521 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1523 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1524 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1526 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1529 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1530 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1531 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1532 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1533 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1535 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1537 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1539 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1540 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1542 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1544 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1547 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1549 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1550 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1552 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1554 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1556 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1557 referring to it. Fix language.
1559 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1561 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1563 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1565 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1567 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1568 '@var{stream}. Remove stray 'and'.
1570 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1572 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1574 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1576 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1577 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1579 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1580 Fix description of return value.
1581 Rename argument "sz" to "len."
1583 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1584 Clarify meaning of 'true' return value.
1586 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1588 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1589 rep_mode versus mode_rep.
1591 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1593 (TARGET_BUILTIN_DECL): Fix name.
1595 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1597 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1599 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1601 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1603 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1605 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1608 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1609 Rename argument tm_fn to md_fn.
1611 (TARGET_OPTION_PRINT): Fix argument list.
1613 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1616 * config/i386/i386.c (ix86_fixup_binary_operands):
1617 Revert FMA4 fixup of operands.
1619 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1622 * Makefile.in (write_entries_to_file, install-plugin):
1623 Use \012 instead of \n with tr.
1625 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1627 * configure.ac (HAVE_AS_REF): New C macro.
1628 * configure: Regenerate.
1629 * config.in: Likewise.
1630 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1632 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1635 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1637 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1639 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1641 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1643 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1645 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1647 (TARGET_BINDS_LOCAL_P): Fix argument type.
1649 (TARGET_ASM_FILE_END): Use prototype.
1651 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1653 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1655 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1657 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1659 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1660 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1662 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1663 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1665 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1666 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1667 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1668 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1670 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1672 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1674 (TARGET_INIT_BUILTINS): Use prototype.
1676 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1677 Put 'const char *' in braces. Fix parameter types.
1678 (TARGET_INVALID_CONVERSION): Fix parameter types.
1679 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1680 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1682 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1685 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1687 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1689 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1691 * doc/tm.texi (TARGET_HELP): Fix return type.
1693 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1694 in braces. Fix argument types.
1696 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1698 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1700 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1702 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1703 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1705 (TARGET_MANGLE_TYPE): Fix argument types.
1707 (TARGET_IRA_COVER_CLASSES): Use prototype.
1709 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1711 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1713 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1715 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1717 (TARGET_CALLEE_COPIES): Fix argument types.
1719 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1721 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1723 (TARGET_FUNCTION_VALUE): Fix argument types.
1725 (TARGET_RETURN_IN_MSB): Fix argument type.
1727 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1729 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1731 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1733 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1734 agree with return type.
1736 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1738 2010-01-15 Jing Yu <jingyu@google.com>
1740 PR rtl-optimization/42691
1741 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1742 a pseudo to a constant and are merged, and adjust comments.
1744 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1746 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1748 2010-01-15 Richard Guenther <rguenther@suse.de>
1751 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1752 labels of computed or non-local gotos to the destination.
1753 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1754 landing pad label is the first label.
1756 2010-01-15 Richard Guenther <rguenther@suse.de>
1758 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1760 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1763 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1764 to allow generation of the xssqrtdp instruction on power7.
1765 (sqrtdf2_fpr): Ditto.
1767 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1770 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1771 functions with noreturn attribute.
1774 * varasm.c (declare_weak): Add weak attribute to decl if it
1775 doesn't have one already.
1776 (assemble_external): Only add decls to weak_decls if they also
1777 have weak attribute.
1779 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1781 * var-tracking.c (var_reg_delete): Don't delete the association
1782 between REGs and values or one-part variables if the register
1785 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1788 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1789 because its first operand is a non-localized variable.
1791 2010-01-14 Martin Jambor <mjambor@suse.cz>
1793 PR tree-optimization/42706
1794 * tree-sra.c (encountered_recursive_call): New variable.
1795 (encountered_unchangable_recursive_call): Likewise.
1796 (sra_initialize): Initialize both new variables.
1797 (callsite_has_enough_arguments_p): New function.
1798 (scan_function): Call decl and flags check only for IPA-SRA, check
1799 whether there is a recursive call and whether it has enough arguments.
1800 (all_callers_have_enough_arguments_p): New function.
1801 (convert_callers): Look for recursive calls only when
1802 encountered_recursive_call is set.
1803 (ipa_early_sra): Bail out either if
1804 !all_callers_have_enough_arguments_p or
1805 encountered_unchangable_recursive_call.
1807 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1809 * sel-sched.c: Add 2010 to copyright years.
1810 * sel-sched-ir.c: Likewise.
1811 * sel-sched-ir.h: Likewise.
1813 2010-01-14 Martin Jambor <mjambor@suse.cz>
1815 PR tree-optimization/42714
1816 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1817 constructors specially.
1819 2010-01-14 Andi Kleen <ak@linux.intel.com>
1821 * config/i386/drivers-i386.c (detect_caches_intel):
1822 Add l2sizekb parameter and fill in.
1823 (host_detect_local_cpu): Add l2sizekb, fill in.
1824 Add Atom small cache heuristic.
1826 2010-01-14 Andi Kleen <ak@linux.intel.com>
1828 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1829 Add level3 parameter and fill in.
1830 (detect_caches_intel): Handle level3 cache.
1832 2010-01-14 Andi Kleen <ak@linux.intel.com>
1834 * config/i386/drivers-i386.c (host_detect_local_cpu):
1835 Fix core duo detection.
1837 2010-01-14 Andi Kleen <ak@linux.intel.com>
1839 * config/i386/drivers-i386.c (host_detect_local_cpu):
1842 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1844 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1845 (rs6000_variable_issue_1): this. Use...
1846 (rs6000_variable_issue): here. Reimplement. Print debug info.
1848 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1850 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1851 sel_restore_notes. Update all callers. Call reemit_notes
1854 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1856 PR rtl-optimization/42246
1857 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1860 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1862 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1863 all successors is the same as number of successors in current region.
1865 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1867 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1868 to rename is not separable. Otherwise check that its LHS is not NULL.
1870 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1872 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1874 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1876 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1877 available registers when failed to discover LHS register class.
1878 Fix indentation. Update comment.
1880 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1881 Alexander Monakov <amonakov@ispras.ru>
1883 PR rtl-optimization/42389
1884 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1886 (advance_state_on_fence): Likewise.
1887 (sel_target_adjust_priority): Print debug output only when
1888 sched_verbose >= 4, not 2.
1889 (get_expr_cost): Do not issue all unique insns on the next cycle.
1890 (fill_insns): Initialize can_issue_more from the value saved
1892 * sel-sched-ir.c (flist_add): New parameter issue_more.
1893 Init FENCE_ISSUE_MORE with it.
1894 (merge_fences): Likewise.
1895 (init_fences): Update call to flist_add.
1896 (add_to_fences, add_clean_fence_to_fences)
1897 (add_dirty_fence_to_fences): Likewise.
1898 (move_fence_to_fences): Update call to merge_fences.
1899 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1901 * sel-sched-ir.h (struct _fence): New field issue_more.
1902 (FENCE_ISSUE_MORE): New accessor macro.
1904 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1906 PR rtl-optimization/42388
1907 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1908 that have no predecessors nor successors. Do not call move_bb_info
1909 for empty blocks outside of current region.
1911 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1913 PR rtl-optimization/42294
1914 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1915 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1916 originators' originators.
1918 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1920 PR rtl-optimization/39453
1921 PR rtl-optimization/42246
1922 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1924 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1926 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1927 Alexander Monakov <amonakov@ispras.ru>
1930 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1931 (maybe_tidy_empty_bb): ... here. Make static. Add new
1932 argument. Update all callers.
1933 (tidy_control_flow): ... and here. Recompute topological order
1934 of basic blocks in region if necessary.
1935 (sel_redirect_edge_and_branch): Change return type. Return true
1936 if topological order might have been invalidated.
1937 (purge_empty_blocks): Export and move from...
1938 * sel-sched.c (purge_empty_blocks): ... here.
1939 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1940 (maybe_tidy_empty_bb): Delete prototype.
1941 (purge_empty_blocks): Declare.
1943 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1945 PR rtl-optimization/42249
1946 * sel-sched.c (try_replace_dest_reg): When chosen register
1947 and original register is the same, do not bail out early, but
1948 still check all original insns for validity of replacing destination
1949 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1952 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1955 Port from no-undefined-overflow branch:
1956 2009-03-09 Richard Guenther <rguenther@suse.de>
1958 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1960 2010-01-14 Richard Guenther <rguenther@suse.de>
1963 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1965 2010-01-14 Ira Rosen <irar@il.ibm.com>
1967 PR tree-optimization/42709
1968 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1969 as scalar type in creation of constant vector operand.
1971 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1974 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1975 (check-parallel-%): Match `testsuite' directory component only
1978 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1980 PR translation/39521
1981 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1984 2010-01-13 Richard Guenther <rguenther@suse.de>
1986 PR tree-optimization/42730
1987 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1990 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1993 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1994 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1997 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1999 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2000 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2001 ___umulsi3_highpart.
2003 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2004 rather than schedule_insns if the pass is enabled.
2006 2010-01-13 Martin Jambor <mjambor@suse.cz>
2008 PR tree-optimization/42704
2009 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2012 2010-01-13 Martin Jambor <mjambor@suse.cz>
2014 PR tree-optimization/42703
2015 * tree-sra.c (analyze_access_subtree): Check that we can build a
2016 reference to the original data within the aggregate.
2018 2010-01-13 Richard Guenther <rguenther@suse.de>
2020 PR tree-optimization/42705
2021 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2023 2010-01-13 Richard Guenther <rguenther@suse.de>
2026 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2028 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2031 * var-tracking.c (values_to_unmark): New variable.
2032 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2033 values_to_unmark vector. Moved body to...
2034 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2035 instead queue it into values_to_unmark vector.
2036 (vt_find_locations): Free values_to_unmark vector.
2038 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2040 * config/s390/s390.c (override_options): Set
2041 default of max-pending-list-length to 256
2043 2010-01-13 Richard Guenther <rguenther@suse.de>
2046 * tree-pass.h (PROP_gimple_lcx): New.
2047 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2048 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2049 before the final cleanup_eh.
2050 (dump_properties): Dump PROP_gimple_lcx.
2051 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2052 (tree_lower_complex_O0): Remove.
2053 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2054 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2055 tree_lower_complex, schedule TODO_update_ssa.
2056 * lto-streamer-out.c (output_function): Stream the functions
2058 * lto-streamer-in.c (input_function): Likewise.
2059 (lto_read_body): Do not override them here.
2061 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2064 * c-typeck.c (build_c_cast): Fold value cast to union type before
2065 wrapping it in a CONSTRUCTOR.
2067 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2069 PR rtl-optimization/42699
2070 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2073 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2075 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2076 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2077 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2078 SUBTARGET_WARN_UNUSED_SPEC): ... here
2079 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2081 2010-01-12 Julian Brown <julian@codesourcery.com>
2083 * config/arm/neon-schedgen.ml (Utils): Don't try to
2084 open missing module.
2085 (find_with_result): New.
2087 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2090 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2091 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2093 PR tree-optimization/42645
2094 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2095 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2096 decl_map, set processing_debug_stmt to -1 and return name without
2099 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2101 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2102 binutils version, and reword target configuration description.
2104 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2106 * config/avr/avr.h (LINKER_NAME): Remove.
2108 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2111 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2112 that support VSX, warn for -mno-altivec if vsx is not disabled,
2115 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2116 Shujing Zhao <pearly.zhao@oracle.com>
2118 PR translation/42469
2119 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2120 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2121 character between option name and help text.
2122 * c.opt (imultilib): Likewise.
2124 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2126 * lto-streamer-out.c (output_unreferenced_globals): Output static
2129 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2131 PR rtl-optimization/42621
2132 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2133 optimizing for size.
2134 (duplicate_computed_gotos): Remove now-redundant check.
2136 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2139 * configure.ac: Save and restore LDFLAGS and LIBS
2140 * configure: Regenerate.
2142 2010-01-10 Richard Guenther <rguenther@suse.de>
2145 * builtins.c (fold_builtin_strlen): Add type argument and
2146 convert the resulting length to it.
2147 (fold_builtin_1): Adjust.
2149 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2151 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2152 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2154 (num_insns_constant_wide): Adjust for that change.
2156 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2159 * web.c (union_defs): Add used argument, to combine uses of
2161 (entry_register): Adjust type and tests of used argument.
2162 (web_main): Widen used for new use. Pass it to union_defs.
2163 * df.h (union_defs): Adjust prototype.
2165 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2168 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2169 uses in new incoming argument. Free body.
2170 (reset_debug_uses_in_loop): New.
2171 (analyze_insn_to_expand_var): Call the latter if the former found
2172 anything. Fix whitespace. Reject invalid dest overlaps before
2173 going through all insns in the loop.
2175 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2178 * haifa-sched.c (dying_use_p): Debug insns don't count.
2180 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2183 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2184 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2185 (verify_gimple_call): Reject LHS in noreturn calls.
2187 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2191 * tree-vect-loop-manip.c (adjust_info): New type.
2192 (adjust_vec): New pointer to vector.
2193 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2194 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2195 (slpeel_update_phis_for_duplicate_loop): Use them.
2196 (slpeel_update_phi_nodes_for_guard1): Likewise.
2197 (slpeel_update_phi_nodes_for_guard2): Likewise.
2198 (slpeel_tree_peel_loop_to_edge): Likewise.
2199 (vect_update_ivs_after_vectorizer): Likewise.
2201 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2203 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2204 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2206 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2208 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2209 bogus uninitialized warning.
2211 2010-01-09 Richard Guenther <rguenther@suse.de>
2214 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2215 the evolution is compatible with the initial condition.
2217 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2219 * gcc.c (process_command): Update copyright notice dates.
2220 * gcov.c (print_version): Likewise.
2221 * gcov-dump.c (print_version): Likewise.
2222 * mips-tfile.c (main): Likewise.
2223 * mips-tdump.c (main): Likewise.
2225 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2228 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2230 (rotlhi3_8): Delete.
2232 (rotlsi3_8): Delete.
2233 (rotlsi3_16): Delete.
2234 (rotlsi3_24): Delete.
2236 (*rotw<mode>3): New.
2237 (*rotb<mode>3): New.
2238 * config/avr/avr.c (avr_rotate_bytes): New function.
2239 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2241 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2244 * configure.ac: Modify -rdynamic check.
2245 * configure: Regenerate.
2247 2010-01-08 DJ Delorie <dj@redhat.com>
2249 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2250 register popping order.
2252 2010-01-08 Richard Guenther <rguenther@suse.de>
2255 * c.opt (fsigned-char): Also let LTO handle this option.
2256 (funsigned-char): Likewise.
2258 2010-01-07 Richard Guenther <rguenther@suse.de>
2260 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2261 (gimple_op): Likewise.
2262 (gimple_op_ptr): Likewise.
2263 (gimple_assign_set_lhs): Remove gcc_assert.
2264 (gimple_assign_set_rhs1): Likewise.
2265 (gimple_assign_set_rhs2): Likewise.
2266 (gimple_call_set_lhs): Likewise.
2267 (gimple_call_set_fn): Likewise.
2268 (gimple_call_set_fndecl): Likewise.
2269 (gimple_call_fndecl): Likewise.
2270 (gimple_call_return_type): Likewise.
2271 (gimple_call_set_chain): Likewise.
2272 (gimple_call_num_args): Likewise.
2273 (gimple_call_set_arg): Likewise.
2274 (gimple_cond_set_code): Likewise.
2275 (gimple_cond_set_lhs): Likewise.
2276 (gimple_cond_set_rhs): Likewise.
2277 (gimple_cond_set_true_label): Likewise.
2278 (gimple_cond_set_false_label): Likewise.
2279 (gimple_label_set_label): Likewise.
2280 (gimple_goto_set_dest): Likewise.
2281 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2282 (gimple_debug_bind_get_value): Likewise.
2283 (gimple_debug_bind_get_value_ptr): Likewise.
2284 (gimple_debug_bind_set_var): Likewise.
2285 (gimple_debug_bind_set_value): Likewise.
2286 (gimple_debug_bind_reset_value): Likewise.
2287 (gimple_debug_bind_has_value_p): Likewise.
2288 (gimple_return_retval_ptr): Remove gcc_assert.
2289 (gimple_return_retval): Likewise.
2290 (gimple_return_set_retval): Likewise.
2291 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2292 (safe_referenced_var_iterator): Remove.
2293 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2294 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2295 (fill_referenced_var_vec): Remove.
2296 (first_readonly_imm_use): Remove redundant gcc_assert.
2297 (phi_arg_index_from_use): Combine gcc_asserts.
2298 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2299 (first_imm_use_stmt): Remove redundant gcc_assert.
2300 * tree-cfg.c (verify_gimple_call): Verify function and chain
2301 operands. Verify arguments.
2302 (verify_types_in_gimple_stmt): Verify condition code and labels.
2304 2010-01-07 Richard Guenther <rguenther@suse.de>
2306 PR tree-optimization/42641
2307 * sese.c (rename_map_elt_info): Use the SSA name version, do
2310 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2312 PR tree-optimization/42625
2313 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2314 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2316 2010-01-07 Duncan Sands <baldrick@free.fr>
2318 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2320 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2323 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2324 note itself is not function_invariant_p.
2326 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2328 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2329 Do not add the DF_NOTE problem.
2330 * store-motion.c (execute_rtl_store_motion): Likewise.
2332 2010-01-07 Martin Jambor <mjambor@suse.cz>
2334 PR tree-optimization/42157
2335 * tree-sra.c (compare_access_positions): Stabilize sort if both
2336 accesses have integer types, return zero immediately if they are the
2339 2010-01-06 Richard Henderson <rth@redhat.com>
2342 * haifa-sched.c (add_to_note_list): Merge into ...
2343 (concat_note_lists): ... here, and ...
2344 (unlink_other_notes, rm_other_notes): Merge into...
2345 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2346 NOTE_INSN_EPILOGUE_BEG.
2348 2010-01-06 Richard Guenther <rguenther@suse.de>
2350 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2351 not inline regular functions into always-inline functions.
2353 2010-01-06 Nick Clifton <nickc@redhat.com>
2355 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2356 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2358 (OVERRIDE_OPTIONS): Delete.
2359 (OPTIMIZATION_OPTIONS): Define.
2360 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2361 * config/rx/rx.c (rx_handle_option): Issue an error message if
2362 -mcpu=rx200 and -fpu are used together.
2363 (rx_set_optimization_options): New function. Issue an error
2364 message if an optimization attribute attempts to reset the FPU/
2365 math optimization pairing.
2366 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2367 * config/rx/rx.opt: Set the default to 32-bit doubles.
2368 * config/rx/t-rx: Add multilibs for -nofpu option.
2369 * doc/invoke.texi: Update documentation of RX options.
2371 2010-01-06 Richard Guenther <rguenther@suse.de>
2373 * tree-ssa-pre.c (name_to_id): New global.
2374 (alloc_expression_id): Simplify SSA name handling.
2375 (lookup_expression_id): Likewise.
2376 (init_pre): Zero name_to_id.
2377 (fini_pre): Free it.
2379 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2381 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2383 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2386 * config/i386/sse.md (smaxv2di3): New.
2387 (umaxv2di3): Likewise.
2388 (sminv2di3): Likewise.
2389 (uminv2di3): Likewise.
2391 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2394 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2395 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2396 (legitimize_tls_address): Likewise.
2397 (sparc_tls_referenced_p): Likewise.
2398 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2399 and adjust calls to legitimize_pic_address.
2400 (legitimate_constant_p) Use sparc_tls_referenced_p.
2401 (legitimate_pic_operand_p): Likewise.
2402 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2403 (sparc_tls_symbol_ref_1): Delete.
2404 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2405 (legitimize_tls_address): Make static, handle CONST patterns.
2406 (legitimize_pic_address): Make static, remove unused parameter and
2407 adjust recursive calls.
2408 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2409 and adjust call to legitimize_pic_address.
2410 (sparc_output_mi_thunk): Likewise.
2412 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2413 H.J. Lu <hongjiu.lu@intel.com>
2416 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2417 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2418 operands to make them signed.
2421 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2424 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2425 GTU to GT for V4SI and V2DI.
2427 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2428 (umin<mode>3): Removed.
2430 (uminv4si3): Likewise.
2432 2010-01-05 Martin Jambor <mjambor@suse.cz>
2434 PR tree-optimization/42462
2435 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2436 current_function_decl to helper functions and macros.
2438 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2441 * flags.h: Don't include real.h.
2442 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2443 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2444 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2445 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2446 * dominance.c: Update copyright.
2447 * gimple.c (walk_gimple_op): Remove inline.
2448 * tree-ssa-reassoc.c: Include real.h.
2449 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2450 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2452 2010-01-05 Nick Clifton <nickc@redhat.com>
2454 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2455 register to push into the stack frame when the accumulator has to
2456 be saved during interrupts.
2458 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2460 * doc/invoke.texi: Remove the documentation about option
2462 * common.opt (Wunreachable-code): Preserved for backward
2464 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2465 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2466 the backward compatibility flag section.
2468 2010-01-05 Richard Guenther <rguenther@suse.de>
2470 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2472 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2475 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2477 PR tree-optimization/42508
2478 * tree-sra.c (convert_callers): Check for recursive call
2479 by comparing cgraph nodes instead of decls.
2480 (modify_function): Call ipa_modify_formal_parameters also
2481 on all same_body aliases.
2483 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2484 cgraph nodes when checking for same_body aliases.
2486 2010-01-05 Richard Guenther <rguenther@suse.de>
2488 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2489 allocation and lookup.
2490 (get_or_alloc_expr_for_constant): Likewise.
2491 (phi_translate): Sink allocation.
2493 2010-01-04 Richard Guenther <rguenther@suse.de>
2495 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2496 a new entry only if needed.
2497 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2498 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2500 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2502 (phi_translate): Handle CONSTANTs early.
2504 2010-01-04 Martin Jambor <mjambor@suse.cz>
2506 PR tree-optimization/42398
2507 * tree-sra.c (struct access): Removed flag grp_different_types.
2508 (dump_access): Do not dump the removed flag.
2509 (sort_and_splice_var_accesses): Do not set the removed flag.
2510 (sra_modify_expr): Check for type compatibility directly.
2512 2010-01-04 Martin Jambor <mjambor@suse.cz>
2514 PR tree-optimization/42366
2515 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2516 edges with variable number of parameters.
2517 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2518 flag instead of asserting it.
2519 (ipa_read_node_info): Read uses_analysis_done flag.
2521 2010-01-04 Richard Guenther <rguenther@suse.de>
2523 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2524 iterative_hash_* as intended.
2525 (vn_reference_compute_hash): Likewise. Simplify hashing
2527 (vn_reference_lookup_2): Likewise.
2528 (vn_nary_op_compute_hash): Likewise.
2529 (vn_phi_compute_hash): Likewise.
2530 (expressions_equal_p): Remove strange code.
2531 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2532 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2533 (bitmap_insert_into_set_1): Take value-id as parameter.
2534 (add_to_value): Pass it.
2535 (bitmap_insert_into_set): Likewise.
2536 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2538 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2541 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2542 (do_self_spec): For switches with SWITCH_IGNORE set set also
2543 SWITCH_IGNORE_PERMANENTLY.
2544 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2547 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2549 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2550 tree of an unreferenced global var.
2552 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2555 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2556 GTU to GT for V4SI and V2DI.
2558 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2559 (umin<mode>3): Removed.
2561 (uminv4si3): Likewise.
2563 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2566 * collect2.c (main): Turn on trace in collect2 if -v is passed
2569 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2571 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2572 description of expression operand.
2574 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2576 * configure.ac: Add install-html to target_list for Make-hooks.
2577 * configure: Regenerate.
2578 * fortran/Make-lang.in (F95_HTMLFILES): New.
2579 (fortran.html): Use it.
2580 (fortran.install-html): New.
2581 * Makefile.in (install-html): Add lang.install-html.
2582 * java/Make-lang.in (JAVA_HTMLFILES): New.
2583 (java.html): Use it.
2584 (java.install-html): New.
2585 * objc/Make-lang.in (objc.install-html): New.
2586 * objcp/Make-lang.in (obj-c++.install-html): New.
2587 * cp/Make-lang.in (c++.install-html): New.
2588 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2589 * lto/Make-lang.in (lto.install-html): New.
2591 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2594 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2596 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2598 PR rtl-optimization/41862
2599 * store-motion.c (store_killed_in_insn, compute_store_table,
2600 remove_reachable_equiv_notes, replace_store_insn,
2601 build_store_vectors): Ignore all DEBUG_INSNs.
2603 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2606 * common.opt: Add dumpdir.
2608 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2610 (option_map): Add --dumpdir.
2612 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2614 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2616 * opts.c (decode_options): Try dump_dir_name first if
2617 dump_base_name isn't an absolute path.
2618 (common_handle_option): Handle OPT_dumpdir.
2620 * toplev.c (dump_dir_name): New.
2621 (print_switch_values): Also ignore -dumpdir.
2623 * toplev.h (dump_dir_name): New.
2625 2010-01-03 Richard Guenther <rguenther@suse.de>
2627 PR tree-optimization/42589
2628 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2629 double-word expansion of bswap32.
2631 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2633 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2634 with BLOCK_FOR_INSN.
2635 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2636 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2637 noce_process_if_block): Likewise.
2638 * gcse.c (compute_local_properties, insert_expr_in_table,
2639 insert_set_in_table, canon_list_insert, find_avail_set,
2640 pre_insert_copy_insn): Likewise.
2642 * basic-block.h (BLOCK_NUM): Move from here...
2643 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2645 2010-01-03 Richard Guenther <rguenther@suse.de>
2647 PR tree-optimization/42438
2648 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2649 contains_may_not_return_call flag.
2650 (BB_MAY_NOTRETURN): New.
2651 (valid_in_sets): Trapping nary operations are not valid
2652 in blocks that may not return.
2653 (insert_into_preds_of_block): Remove check for trapping expressions.
2654 (compute_avail): Compute also BB_MAY_NOTRETURN.
2656 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2658 * doc/invoke.texi: Add 2010 to copyright years.
2660 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2662 * config/sparc/sparc.c: Fix formatting nits.
2664 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2665 Alexander Monakov <amonakov@ispras.ru>
2667 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2669 2010-01-02 Richard Guenther <rguenther@suse.de>
2672 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2673 (simplify_switch_using_ranges): Mark to be removed edges
2676 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2678 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2680 * collect2.c (scan_libraries): Add missing argument in call to
2683 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2686 * config/alpha/predicates.md (aligned_memory_operand): Return false
2688 (unaligned_memory_operand): Return true for CQImode.
2689 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2690 doesn not cross aligned SImode word boundary.
2692 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2694 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2696 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2697 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2699 2010-01-02 Richard Guenther <rguenther@suse.de>
2702 * toplev.c (compile_file): Emit LTO marker properly. Change
2704 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2706 2010-01-01 Richard Guenther <rguenther@suse.de>
2709 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2711 2010-01-01 Richard Guenther <rguenther@suse.de>
2714 * c-decl.c (grokdeclarator): For zero-size arrays force
2715 structural equality checks as layout_type does.
2717 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2719 * builtins.c: Update copyright to 2010.
2721 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2724 * lto-streamer-out.c (produce_asm): Revert the last change.
2725 (copy_function): Likewise.
2727 * lto-streamer.c (lto_get_section_name): Skip any leading
2730 2010-01-01 Richard Guenther <rguenther@suse.de>
2733 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2737 Copyright (C) 2010 Free Software Foundation, Inc.
2739 Copying and distribution of this file, with or without modification,
2740 are permitted in any medium without royalty provided the copyright
2741 notice and this notice are preserved.